Dart body



FIG. 1 is a perspective view of a dart body, showing my new design, the broken lines are for illustrative purposes only, and form no part of the claimed design;

FIG. 2 is a front end view thereof;

FIG. 3 is a side elevational view thereof, the other sides being identical; and,

FIG. 4 is a rear end elevational view thereof. 

The ornamental design for a dart body, as shown and described. 